BR7304879D0 - PROCESS FOR REDUCING PIGS OF METALLIC OXIDES AND APPLIANCE FOR LOADING AND UNLOADING A PAIR OF REACTORS - Google Patents

PROCESS FOR REDUCING PIGS OF METALLIC OXIDES AND APPLIANCE FOR LOADING AND UNLOADING A PAIR OF REACTORS

Info

Publication number
BR7304879D0
BR7304879D0 BR487973A BR487973A BR7304879D0 BR 7304879 D0 BR7304879 D0 BR 7304879D0 BR 487973 A BR487973 A BR 487973A BR 487973 A BR487973 A BR 487973A BR 7304879 D0 BR7304879 D0 BR 7304879D0
Authority
BR
Brazil
Prior art keywords
pigs
reactors
unloading
appliance
loading
Prior art date
Application number
BR487973A
Other languages
Portuguese (pt)
Inventor
Esponja Sa Fierro
Original Assignee
Fierro Esponja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fierro Esponja filed Critical Fierro Esponja
Publication of BR7304879D0 publication Critical patent/BR7304879D0/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/04Making spongy iron or liquid steel, by direct processes in retorts
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B13/00Making spongy iron or liquid steel, by direct processes
    • C21B13/0073Selection or treatment of the reducing gases
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22Increasing the gas reduction potential of recycled exhaust gases by reforming
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/64Controlling the physical properties of the gas, e.g. pressure or temperature
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/10Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/10Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
BR487973A 1972-07-03 1973-07-02 PROCESS FOR REDUCING PIGS OF METALLIC OXIDES AND APPLIANCE FOR LOADING AND UNLOADING A PAIR OF REACTORS BR7304879D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US268820A US3904397A (en) 1972-07-03 1972-07-03 Method for reducing metal ores

Publications (1)

Publication Number Publication Date
BR7304879D0 true BR7304879D0 (en) 1974-08-15

Family

ID=23024624

Family Applications (1)

Application Number Title Priority Date Filing Date
BR487973A BR7304879D0 (en) 1972-07-03 1973-07-02 PROCESS FOR REDUCING PIGS OF METALLIC OXIDES AND APPLIANCE FOR LOADING AND UNLOADING A PAIR OF REACTORS

Country Status (21)

Country Link
US (1) US3904397A (en)
JP (1) JPS5341608B2 (en)
AR (1) AR199577A1 (en)
AT (1) AT322591B (en)
AU (1) AU466222B2 (en)
BE (1) BE801767A (en)
BR (1) BR7304879D0 (en)
CA (1) CA985511A (en)
EG (1) EG10956A (en)
ES (2) ES416548A1 (en)
FR (1) FR2236950B1 (en)
GB (2) GB1421599A (en)
IL (1) IL42595A (en)
IN (1) IN139844B (en)
IT (1) IT989716B (en)
LU (1) LU67923A1 (en)
NL (1) NL158554B (en)
PH (1) PH10520A (en)
SE (1) SE418974B (en)
TR (1) TR17297A (en)
ZA (1) ZA734309B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4099963A (en) * 1974-10-18 1978-07-11 Fierro Esponja, S.A. Method for the batchwise reduction of metal ores
US4046556A (en) * 1976-01-02 1977-09-06 Fierro Esponja, S.A. Direct gaseous reduction of oxidic metal ores with dual temperature cooling of the reduced product
JPS5952682B2 (en) * 1979-01-19 1984-12-21 石川島播磨重工業株式会社 Method and device for reducing iron ore, etc.
US4375983A (en) * 1979-04-26 1983-03-08 Hylsa, S.A. Method of making sponge metal
US7856948B2 (en) 2004-05-27 2010-12-28 Wyeth Llc Self-steaming compositions, articles comprising such compositions and methods of preparing such compositions
US7878187B2 (en) * 2005-09-23 2011-02-01 Wyeth Llc Heat cells comprising exothermic compositions having absorbent gelling material
US7794649B2 (en) * 2005-09-23 2010-09-14 Wyeth Llc Method of making heat cells comprising exothermic compositions having absorbent gelling material
EP2296595B1 (en) 2008-05-15 2019-03-06 Wyeth LLC Portable moist heat system
WO2015015317A2 (en) 2013-07-22 2015-02-05 Saudi Basic Industries Corporation Use of top gas in direct reduction processes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2243110A (en) * 1935-12-24 1941-05-27 Madaras Corp Method of and apparatus for reducing ores and effecting other chemical reactions
US3684486A (en) * 1968-12-23 1972-08-15 Swindell Dressler Co Division Direct reduction of iron ore and the like
US3635456A (en) * 1970-04-29 1972-01-18 Dravo Corp Apparatus for direct reduction of iron oxide compacts

Also Published As

Publication number Publication date
ES442302A1 (en) 1977-07-01
TR17297A (en) 1975-03-24
IT989716B (en) 1975-06-10
JPS5341608B2 (en) 1978-11-06
GB1424184A (en) 1976-02-11
AR199577A1 (en) 1974-09-13
JPS4943814A (en) 1974-04-25
DE2332999A1 (en) 1974-01-31
AU466222B2 (en) 1975-10-23
IL42595A0 (en) 1973-08-29
ES416548A1 (en) 1976-07-16
ZA734309B (en) 1974-05-29
NL158554B (en) 1978-11-15
GB1421599A (en) 1976-01-21
FR2236950A1 (en) 1975-02-07
AU5735673A (en) 1975-01-09
AT322591B (en) 1975-05-26
IN139844B (en) 1976-08-07
CA985511A (en) 1976-03-16
LU67923A1 (en) 1974-01-18
NL7309109A (en) 1974-01-07
EG10956A (en) 1976-11-30
US3904397A (en) 1975-09-09
BE801767A (en) 1974-01-02
IL42595A (en) 1976-07-30
FR2236950B1 (en) 1977-02-18
SE418974B (en) 1981-07-06
DE2332999B2 (en) 1976-11-04
PH10520A (en) 1977-05-26

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